{Into what} (eis ti). More properly, {Unto what} or {on
what basis} (Robertson, _Grammar_, p. 592). Clearly, Paul felt
they had received a poor baptism with no knowledge of the Holy
Spirit. {John's baptism} ( o I(9361)nou baptisma). Last mention of
John the Baptist in the N.T. They had been dipped in other words,
but they had not grasped the significance of the ordinance.